package test;
import java.util.Scanner;

public class Tit1 {
	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		int a = scan.nextInt();
		String o="偶数";
		String j="奇数";
		String result = a%2 == 0 ? o:j;
		System.out.println("输入为" + result);
	}
}
